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Search Result for "spiegel iron":
Wordnet 3.0

NOUN (1)

1. pig iron containing manganese; used as a deoxidizing agent and to raise the manganese content in making steel;
[syn: spiegeleisen, spiegel, spiegel iron]

The Collaborative International Dictionary of English v.0.48:

Spiegel iron \Spie"gel i`ron\ [G. spiegel mirror + E. iron.] (Metal.) A fusible white cast iron containing a large amount of carbon (from three and a half to six per cent) and some manganese. When the manganese reaches twenty-five per cent and upwards it has a granular structure, and constitutes the alloy ferro manganese, largely used in the manufacture of Bessemer steel. Called also specular pig iron, spiegel, and spiegeleisen. [1913 Webster]